Since she is doubling the box it will be 2 times bigger
12.
Hope this helps!
Vote me brainliest
Answer:
24+b
Step-by-step explanation:
Xavier has b more books than bernie so add b to bernie's 24 books
Total work amount
6 men * 14 days
84 men days
If it is done within 21 days, need x men
84 men days = x men * 21 days
x = 84/21 men
x = 4 men